{"id":"https://openalex.org/W2051187242","doi":"https://doi.org/10.1109/tip.2010.2052281","title":"Comments on \"Image Denoising by Sparse 3-D Transform-Domain Collaborative Filtering","display_name":"Comments on \"Image Denoising by Sparse 3-D Transform-Domain Collaborative Filtering","publication_year":2010,"publication_date":"2010-06-18","ids":{"openalex":"https://openalex.org/W2051187242","doi":"https://doi.org/10.1109/tip.2010.2052281","mag":"2051187242","pmid":"https://pubmed.ncbi.nlm.nih.gov/20550998"},"language":"en","primary_location":{"id":"doi:10.1109/tip.2010.2052281","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2010.2052281","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"},"type":"letter","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080836472","display_name":"Yingkun Hou","orcid":"https://orcid.org/0000-0003-2153-9040"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yingkun Hou","raw_affiliation_strings":["School of Computer Science and Technology, Nanjing University of Science and Technology, Nanjing 210094, China. njusthyk@163.com","School of Computer Science and Technology, Nanjing University of Science and Technology, Nanjing, China#TAB#"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing University of Science and Technology, Nanjing 210094, China. njusthyk@163.com","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing University of Science and Technology, Nanjing, China#TAB#","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101832764","display_name":"Chunxia Zhao","orcid":"https://orcid.org/0000-0001-6134-4251"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]},{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chunxia Zhao","raw_affiliation_strings":["School of Computer Science ans Technology, Nanjing University of Science and Technology of PLA, Nanjing, China","School of Computer Science and Technology, Nanjing University of Science and Technology, Nanjing, China#TAB#"],"affiliations":[{"raw_affiliation_string":"School of Computer Science ans Technology, Nanjing University of Science and Technology of PLA, Nanjing, China","institution_ids":["https://openalex.org/I36399199","https://openalex.org/I4210163363"]},{"raw_affiliation_string":"School of Computer Science and Technology, Nanjing University of Science and Technology, Nanjing, China#TAB#","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103387133","display_name":"Deyun Yang","orcid":"https://orcid.org/0009-0003-1204-5468"},"institutions":[{"id":"https://openalex.org/I4210118050","display_name":"Taishan University","ror":"https://ror.org/02bpnkx55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210118050"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Deyun Yang","raw_affiliation_strings":["School of Information Science and Technology, Taishan University, Taian, China","Sch. of Inf. Sci. & Technol., Taishan Univ., Taian, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, Taishan University, Taian, China","institution_ids":["https://openalex.org/I4210118050"]},{"raw_affiliation_string":"Sch. of Inf. Sci. & Technol., Taishan Univ., Taian, China","institution_ids":["https://openalex.org/I4210118050"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101535092","display_name":"Yong Cheng","orcid":"https://orcid.org/0000-0001-8755-9648"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]},{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]},{"id":"https://openalex.org/I2799736854","display_name":"Nanjing Institute of Technology","ror":"https://ror.org/00n6txq60","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799736854"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Cheng","raw_affiliation_strings":["School of Communication Engineering, Nanjing Institute of Technology, Nanjing, China","School of Computer Science ans Technology, Nanjing University of Science and Technology of PLA, Nanjing, China","School of Communication Engineering, Nanjing Institute of Technology Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Communication Engineering, Nanjing Institute of Technology, Nanjing, China","institution_ids":["https://openalex.org/I2799736854"]},{"raw_affiliation_string":"School of Computer Science ans Technology, Nanjing University of Science and Technology of PLA, Nanjing, China","institution_ids":["https://openalex.org/I36399199","https://openalex.org/I4210163363"]},{"raw_affiliation_string":"School of Communication Engineering, Nanjing Institute of Technology Nanjing, China","institution_ids":["https://openalex.org/I2799736854"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5080836472"],"corresponding_institution_ids":["https://openalex.org/I36399199"],"apc_list":null,"apc_paid":null,"fwci":4.5258,"has_fulltext":false,"cited_by_count":72,"citation_normalized_percentile":{"value":0.95115466,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"20","issue":"1","first_page":"268","last_page":"270"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11659","display_name":"Advanced Image Fusion Techniques","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12015","display_name":"Photoacoustic and Ultrasonic Imaging","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.7296309471130371},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.5564219355583191},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.5348182320594788},{"id":"https://openalex.org/keywords/image-denoising","display_name":"Image denoising","score":0.5213802456855774},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5109642744064331},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5028142333030701},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.49165111780166626},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.47772714495658875},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.45295441150665283},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.45053502917289734},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4495967626571655},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4265364408493042},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.38246506452560425}],"concepts":[{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.7296309471130371},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.5564219355583191},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.5348182320594788},{"id":"https://openalex.org/C2983327147","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Image denoising","level":3,"score":0.5213802456855774},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5109642744064331},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5028142333030701},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.49165111780166626},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.47772714495658875},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.45295441150665283},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.45053502917289734},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4495967626571655},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4265364408493042},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38246506452560425},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tip.2010.2052281","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2010.2052281","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"},{"id":"pmid:20550998","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/20550998","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE transactions on image processing : a publication of the IEEE Signal Processing Society","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310153","display_name":"Ryerson University","ror":"https://ror.org/05g13zd79"},{"id":"https://openalex.org/F4320332222","display_name":"University of Illinois at Urbana-Champaign","ror":"https://ror.org/047426m28"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1485262465","https://openalex.org/W2056370875","https://openalex.org/W6629134395"],"related_works":["https://openalex.org/W2895947835","https://openalex.org/W2087258800","https://openalex.org/W2810018092","https://openalex.org/W2387428419","https://openalex.org/W2098237619","https://openalex.org/W1974034585","https://openalex.org/W2386722878","https://openalex.org/W2353444452","https://openalex.org/W2001438600","https://openalex.org/W2499707420"],"abstract_inverted_index":{"In":[0,29],"order":[1],"to":[2,21],"resolve":[3],"the":[4,7,23,27,41,63,81],"problem":[5,42],"that":[6,34,40,62],"denoising":[8],"performance":[9],"has":[10],"a":[11],"sharp":[12],"drop":[13],"when":[14],"noise":[15],"standard":[16],"deviation":[17],"reaches":[18],"40,":[19],"proposed":[20,64],"replace":[22],"wavelet":[24],"transform":[25],"by":[26,46],"DCT.":[28],"this":[30,35,54],"comment,":[31],"we":[32],"argue":[33],"replacement":[36],"is":[37],"unnecessary,":[38],"and":[39,76],"can":[43],"be":[44],"solved":[45],"adjusting":[47],"some":[48],"numerical":[49],"parameters.":[50],"We":[51],"also":[52],"present":[53],"parameter":[55],"modification":[56,65],"approach":[57],"here.":[58],"Experimental":[59],"results":[60,68],"demonstrate":[61],"achieves":[66],"better":[67],"in":[69],"terms":[70],"of":[71],"both":[72],"peak":[73],"signal-to-noise":[74],"ratio":[75],"subjective":[77],"visual":[78],"quality":[79],"than":[80],"original":[82],"method":[83],"for":[84],"strong":[85],"noise.":[86]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":8},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":4}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
